fond
Model Checking Contest 2025
15th edition, Paris, France, June 24, 2025
Execution of r021-smll-174853770000003
Last Updated
June 24, 2025

About the Execution of ITS-Tools for BlocksWorld-PT-01

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
0.000 6779.00 0.00 0.00 T normal

Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r021-smll-174853770000003.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is BlocksWorld-PT-01, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r021-smll-174853770000003
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 556K
-rw-r--r-- 1 mcc users 9.6K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 92K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 36K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.5K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 148K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 3.1K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 7.7K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 87K May 29 14:32 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1748541679191

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BlocksWorld-PT-01
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
StableMarking PT
Running Version 202505121319
[2025-05-29 18:01:20] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-05-29 18:01:20] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 18:01:21] [INFO ] Load time of PNML (sax parser for PT used): 109 ms
[2025-05-29 18:01:21] [INFO ] Transformed 109 places.
[2025-05-29 18:01:21] [INFO ] Transformed 181 transitions.
[2025-05-29 18:01:21] [INFO ] Found NUPN structural information;
[2025-05-29 18:01:21] [INFO ] Completing missing partition info from NUPN : creating a component with [pred_on_table_0, pred_arm_empty_0, pred_on_table_1, pred_on_table_2, pred_on_table_3, pred_on_table_4, pred_on_table_5, pred_on_table_6, pred_on_table_7, pred_on_table_8]
[2025-05-29 18:01:21] [INFO ] Parsed PT model containing 109 places and 181 transitions and 896 arcs in 258 ms.
[2025-05-29 18:01:22] [INFO ] Flatten gal took : 199 ms
[2025-05-29 18:01:22] [INFO ] Flatten gal took : 101 ms
RANDOM walk for 40000 steps (8 resets) in 4510 ms. (8 steps per ms) remains 9/109 properties
BEST_FIRST walk for 40003 steps (8 resets) in 376 ms. (106 steps per ms) remains 9/9 properties
[2025-05-29 18:01:22] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17376678251351068690.gal : 87 ms
BEST_FIRST walk for 40003 steps (8 resets) in 242 ms. (164 steps per ms) remains 9/9 properties
[2025-05-29 18:01:22] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4098039513548552506.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality17376678251351068690.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4098039513548552506.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 40003 steps (8 resets) in 189 ms. (210 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 292 ms. (136 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 371 ms. (107 steps per ms) remains 9/9 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
Loading property file /tmp/ReachabilityCardinality4098039513548552506.prop.
SDD proceeding with computation,9 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,9 properties remain. new max is 8
SDD size :5 after 24
SDD proceeding with computation,9 properties remain. new max is 16
SDD size :24 after 87
BEST_FIRST walk for 40004 steps (8 resets) in 238 ms. (167 steps per ms) remains 9/9 properties
SDD proceeding with computation,9 properties remain. new max is 32
SDD size :87 after 257
SDD proceeding with computation,9 properties remain. new max is 64
SDD size :257 after 404
BEST_FIRST walk for 40004 steps (8 resets) in 286 ms. (139 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 226 ms. (176 steps per ms) remains 9/9 properties
BEST_FIRST walk for 40004 steps (8 resets) in 202 ms. (197 steps per ms) remains 9/9 properties
SDD proceeding with computation,9 properties remain. new max is 128
SDD size :404 after 740
// Phase 1: matrix 181 rows 109 cols
[2025-05-29 18:01:23] [INFO ] Computed 19 invariants in 31 ms
[2025-05-29 18:01:23] [INFO ] State equation strengthened by 15 read => feed constraints.
SDD proceeding with computation,9 properties remain. new max is 256
SDD size :740 after 1552
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 99/108 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/108 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 3 (OVERLAPS) 1/109 variables, 1/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/109 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 9 unsolved
SDD proceeding with computation,9 properties remain. new max is 512
SDD size :1552 after 3618
At refinement iteration 5 (OVERLAPS) 180/289 variables, 109/128 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/289 variables, 14/142 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/289 variables, 0/142 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 8 (OVERLAPS) 1/290 variables, 1/143 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/290 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 10 (OVERLAPS) 0/290 variables, 0/143 constraints. Problems are: Problem set: 0 solved, 9 unsolved
No progress, stopping.
After SMT solving in domain Real declared 290/290 variables, and 143 constraints, problems are : Problem set: 0 solved, 9 unsolved in 1093 ms.
Refiners :[Positive P Invariants (semi-flows): 19/19 constraints, State Equation: 109/109 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 9/9 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/9 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 9 unsolved
At refinement iteration 1 (OVERLAPS) 99/108 variables, 18/18 constraints. Problems are: Problem set: 0 solved, 9 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,9 properties remain. new max is 1024
SDD size :3618 after 5763
[2025-05-29 18:01:24] [INFO ] Deduced a trap composed of 10 places in 198 ms of which 16 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:01:25] [INFO ] Deduced a trap composed of 10 places in 141 ms of which 15 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:01:25] [INFO ] Deduced a trap composed of 10 places in 148 ms of which 15 ms to minimize.
Problem smplace_28 is UNSAT
FORMULA StableMarking TRUE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL
SMT process timed out in 1886ms, After SMT, problems are : Problem set: 1 solved, 8 unsolved
Fused 8 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 9 out of 109 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 109/109 places, 181/181 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 109 transition count 180
Applied a total of 1 rules in 224 ms. Remains 109 /109 variables (removed 0) and now considering 180/181 (removed 1) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 242 ms. Remains : 109/109 places, 180/181 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 4670 ms.

BK_STOP 1748541685970

--------------------
content from stderr:

+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ StableMarking = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="BlocksWorld-PT-01"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is BlocksWorld-PT-01, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r021-smll-174853770000003"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BlocksWorld-PT-01.tgz
mv BlocksWorld-PT-01 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "StableMarking.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;